圆中弦到圆心的距离
2016-12-05 06:35
本范例直观演示了圆中弦到圆心的距离及其几何性质。通过构造圆、弦以及从圆心向弦所作的垂线段，生动展示了垂径定理的应用。用户可以动态观察弦的位置变化，探究弦长、圆的半径与圆心到弦的距离三者之间基于勾股定理的内在联系，是学习平面几何与圆相关知识的理想互动工具。
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